20 ILCS 2305/8.1
Whoever violates or refuses to obey any rule or regulation of the Department of Public Health shall be deemed guilty of a Class A misdemeanor. The Director of Public Health shall institute prosecutions and proceedings for violation of the rules and regulations adopted by the Department of Public Health, provided that he may designate a local board of health or local health officer to institute prosecutions or proceedings for violation of those rules and regulations adopted by the Department. Each State's Attorney shall prosecute all persons in his county violating or refusing to obey the rules and regulations of the Department of Public Health. All fines or judgments collected or received shall be paid to the County Treasurer of the county in which prosecution is conducted.
20 ILCS 2305/8.1